Electrical tools may get all the glory when it comes to DIY, but there are plenty of tools that that never need batteries or cords. Here are 10 tools that only need the power of the hands that wield them. See more »

How do spray bottles (like the ones used for cleaning products) pump fluid? Why do you have to pump them a couple of times before they start spraying? Find out the answers to these questions with this helpful article. See more »

Some of us don't think crooked kitchen cabinets are delightfully quirky or that uneven tiles give the bathroom floor personality. Some of us want things to be straight. Is a laser the answer? See more »

A spud gun can hurl potatoes hundreds of feet at close to 400 miles per hour. But why is this staple of the dinner table such a popular projectile? Learn the science of spud guns and how they can be customized. See more »